207760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{53}}^1$

素因数の和:80

約数の個数: 60

約数和(自身を含む): 572508

約数和(自身を除く): 364748

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 196, 212, 245, 265, 280, 371, 392, 424, 490, 530, 560, 742, 784, 848, 980, 1060, 1484, 1855, 1960, 2120, 2597, 2968, 3710, 3920, 4240, 5194, 5936, 7420, 10388, 12985, 14840, 20776, 25970, 29680, 41552, 51940, 103880, 207760]

約数ペア:

[(1, 207760), (2, 103880), (4, 51940), (5, 41552), (7, 29680), (8, 25970), (10, 20776), (14, 14840), (16, 12985), (20, 10388), (28, 7420), (35, 5936), (40, 5194), (49, 4240), (53, 3920), (56, 3710), (70, 2968), (80, 2597), (98, 2120), (106, 1960), (112, 1855), (140, 1484), (196, 1060), (212, 980), (245, 848), (265, 784), (280, 742), (371, 560), (392, 530), (424, 490)]